package edu.sctu.practice.class02.xuejiahua.practise;

/**
 * Created by Administrator on 2015/11/5.
 */
public abstract class Teach {


    public void process(){
        openComputer();
        listn();
        closeComputer();

    }

    public void openComputer(){

        System.out.println("打开电脑");
    }

    public abstract void listn();

    public void closeComputer(){

        System.out.println("关闭电脑");

    }


}
